document.write( "Question 626116: what is the slope of the line 5x+2y=-2 \n" ); document.write( "
Algebra.Com's Answer #394021 by lenny460(1073)![]() ![]() You can put this solution on YOUR website! Plot the straight line graph:\r \n" ); document.write( "\n" ); document.write( "5x + 2y = -2\r \n" ); document.write( "\n" ); document.write( "Subtract 5x from each side of the equation.\r \n" ); document.write( "\n" ); document.write( "5x + 2y - 5x = -2 - 5x\r \n" ); document.write( "\n" ); document.write( "Combine like terms:\r \n" ); document.write( "\n" ); document.write( "5x - 5x = 0\r \n" ); document.write( "\n" ); document.write( "We now have:\r \n" ); document.write( "\n" ); document.write( "2y = -2 - 5x or\r \n" ); document.write( "\n" ); document.write( "2y = -5x - 2\r \n" ); document.write( "\n" ); document.write( "Divide each side by 2\r \n" ); document.write( "\n" ); document.write( "2y/2 = -5x/2 - 2/2\r \n" ); document.write( "\n" ); document.write( "y = -5x/2 - 1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "From the above we get the following x and y coordinates:\r \n" ); document.write( "\n" ); document.write( "(-4,9)\r \n" ); document.write( "\n" ); document.write( "(-2,4)\r \n" ); document.write( "\n" ); document.write( "(0,-1)\r \n" ); document.write( "\n" ); document.write( "(2,-6)\r \n" ); document.write( "\n" ); document.write( "(4,-11)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The Slope Formula:\r \n" ); document.write( "\n" ); document.write( "(y2 - y1)/(x2 - x1)\r \n" ); document.write( "\n" ); document.write( "(-6 - (-1)/(2 - 0)\r \n" ); document.write( "\n" ); document.write( "-6 - (-1) = -6 + 1 = -5\r \n" ); document.write( "\n" ); document.write( "2 - 0 = 2\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The Slope (m) = -5/2 (or -2.5)\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "obuong3@aol.com \n" ); document.write( " |